Video output: Two videos output, one for car monitor, the other for car .Front view camera power: supplied by control box system.Rear view camera power: supplied by control box system, or could be supplied by re lamp power.Left/Right side view camera power: supplied by control box systemTrier priority:Right View--Left View--BaView--Front ViewSwitch function:Pre for le than 1 second: Side View mode / Front View modePre for 2seconds (in Front mode): Front View always working / Front View turn offAutomatical round view when starting: When car engine starts, the system will activate the car monitor and the all the camera around one by one to chethe view around for 10 seconds, then turn off.Automatically rear view:When you pull the re gear (Left/Right turning no triered), the system will activate the monitor and rear view camera till the re gear back, then switches to front view camera for 10 seconds then shut off.Front view mode:The system start with front view mode as default.Front view controlled by switch(included) .Pre the control switch for 2 seconds, car monitor and car front view camera will be working all the time, if no other trier working. And then you could shut off the front view video by re-pre the control switch for 2 seconds.s:The system working current: Max: 50MA.The system working power: 9-30V.System signal: PAL/NTSC/SECAMVideo output: 1.0VPP/75Colour:blackMaterial:plasticPackage Contents:1 set of car camera control switch converterOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the ture a little different from the real thing. The measurement allowed error is +/- 1-3cm.